Space
‘Terminator’ asteroids could re-form after nuke
We'd better make sure that we send a big enough bomb to stop an incoming asteroid – if we don't, the space rock could reassemble
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Space
Dark, dangerous asteroids found lurking near Earth
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Physics
A measure for the multiverse
Features
Physics
Puffed-up planets are heated like toast
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Space
Star fattens planet and then devours it
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Space
Sun’s warmth blows comet’s icy heart apart
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Physics
Starship pilots: speed kills, especially warp speed
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Physics
Dusty mirrors on the moon obscure tests of relativity
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Physics
Primordial giant: The star that time forgot
Features
Space
Missing matter mystery in small galaxies
They have a greater proportion of dark to normal matter than larger ones, deepening a puzzle about where the universe's visible stuff is
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Space
Crystal mountains speak of moon’s molten past
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Space
Milky Way’s dark matter ‘turned on its side’
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Space
2009 review: The year in space
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Space
Alien planet could be ultimate water world
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